How do the constants 5, 4, and 12 in

f(x) = 5x^2 - 4x + 12, affect the derivative?

Thanks!

dy/dx = slope = 2*5 x - 4 + 0

The 12 has no effect on the slope
The slope is a straight line with y intercept of -4 and slope of 10
The 5 is half the slope of the derivative